Windows Update High CPU Usage Troubleshooting Checklist
If your system feels sluggish and Task Manager shows high CPU usage from TiWorker.exe
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Activation Dependency Conflict After Update
After a Windows update, you might see an activation error like “We can’t activate Windows on this...
How to Clear OneDrive Sync Cache and Fix Sync Issues
If your OneDrive files are stuck syncing, showing error icons, or the process uses high CPU, the ...
Fix Microsoft Store Error by Changing DNS Settings
If the Microsoft Store won't load, shows error 0x80131500, or fails to download apps, a DNS issue...
Fix Edge Profile Sync Stuck on Paused
When Edge profile sync shows as paused, your bookmarks, passwords, and settings stop syncing acro...
Windows Search Proxy Error Codes: List and Fixes
When Windows Search fails to connect to its online services—like Cortana or web suggestions—it of...
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